Manuals & Patents
Important Documents
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Approval Letters
Fostech's Patents
proudly made in America
ORIGIN 12
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PATENT # US D729,893 S - Firearm Design
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PATENT # US 9,404,695 B2 - Gas Systems for Firearms
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PATENT # US 9,377,257 B2 - Systems for Firearms
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PATENT # US 9,341,420 B2 - Systems for Firearms
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PATENT # US 9,372,042 B2 - Magazine Carrier for Firearms
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PATENT # US 8,245,625 B2 - Gas Operated Mechanism in Gas-Operated Firearm
LICENSED PATENTS
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PATENT # US 9952012B2 - Trigger Group for Semiautomatic Firearms (Franklin Armory)
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PATENT # US 9952013B2 - Trigger Group for Semiautomatic Firearms (Franklin Armory)
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PATENT # US 10480881B2 - Trigger Group for Semiautomatic Firearms (Franklin Armory)
TRIGGERS
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PATENT # US 10,267,585 B2 - Trigger Having a Movable Sear and Firearms Incorperating Same
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PATENT # US 10,254,067 B2 - Trigger-Locking Apparatus System, and Method for Semiautomatic Firearms
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PATENT # US 10,584,932 B2 - Trigger-Locking Apparatus System, and Method for Semiautomatic Firearms
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PATENT # US 11,448,477 B2 - Multi-Mode Firearms, Triggers, Kits, and Method of Use
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PATENT # US 8820211B1 - Selectable Dual Mode Trigger for Semiautomatic Firearms
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PATENT # US 8667881B1 - Selectable Dual Mode trigger for Semiautomatic Firearms